12754559 has 2 divisors, whose sum is σ = 12754560. Its totient is φ = 12754558.

The previous prime is 12754541. The next prime is 12754579. The reversal of 12754559 is 95545721.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12754559 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12754579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6377279 + 6377280.

It is an arithmetic number, because the mean of its divisors is an integer number (6377280).

Almost surely, 2^12754559 is an apocalyptic number.

12754559 is a deficient number, since it is larger than the sum of its proper divisors (1).

12754559 is an equidigital number, since it uses as much as digits as its factorization.

12754559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63000, while the sum is 38.

The square root of 12754559 is about 3571.3525449051. The cubic root of 12754559 is about 233.6442777358.

The spelling of 12754559 in words is "twelve million, seven hundred fifty-four thousand, five hundred fifty-nine".